128859520

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10597}}^1$

素因数の和:10635

約数の個数: 64

約数和(自身を含む): 324298800

約数和(自身を除く): 195439280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 10597, 12160, 21194, 42388, 52985, 84776, 105970, 169552, 201343, 211940, 339104, 402686, 423880, 678208, 805372, 847760, 1006715, 1356416, 1610744, 1695520, 2013430, 3221488, 3391040, 4026860, 6442976, 6782080, 8053720, 12885952, 16107440, 25771904, 32214880, 64429760, 128859520]

約数ペア:

[(1, 128859520), (2, 64429760), (4, 32214880), (5, 25771904), (8, 16107440), (10, 12885952), (16, 8053720), (19, 6782080), (20, 6442976), (32, 4026860), (38, 3391040), (40, 3221488), (64, 2013430), (76, 1695520), (80, 1610744), (95, 1356416), (128, 1006715), (152, 847760), (160, 805372), (190, 678208), (304, 423880), (320, 402686), (380, 339104), (608, 211940), (640, 201343), (760, 169552), (1216, 105970), (1520, 84776), (2432, 52985), (3040, 42388), (6080, 21194), (10597, 12160)]